package com.wkk;

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.autoconfigure.http.HttpMessageConverters;
import org.springframework.boot.autoconfigure.jdbc.DataSourceAutoConfiguration;
import org.springframework.context.annotation.Bean;
import org.springframework.http.converter.HttpMessageConverter;
import org.springframework.transaction.annotation.EnableTransactionManagement;

import com.alibaba.fastjson.serializer.SerializerFeature;
import com.alibaba.fastjson.support.config.FastJsonConfig;
import com.alibaba.fastjson.support.spring.FastJsonHttpMessageConverter;

@SpringBootApplication(exclude = { DataSourceAutoConfiguration.class }) // 取消自带的单数据源部署
@MapperScan("com.wkk.dao") // 加入dao层扫描
@EnableTransactionManagement(order = 2) // 设置事务执行顺序(需要在切换数据源之后，否则只走默认库)
public class demoApplication {
	public static void main(String[] args) {
		SpringApplication.run(demoApplication.class, args);
	}

	@Bean
	public HttpMessageConverters fastJsonHttpMessageConverters() {
		// 1. 需要定义一个converter转换消息的对象
		FastJsonHttpMessageConverter fasHttpMessageConverter = new FastJsonHttpMessageConverter();
		// 2. 添加fastjson的配置信息，比如:是否需要格式化返回的json的数据
		FastJsonConfig fastJsonConfig = new FastJsonConfig();
		fastJsonConfig.setSerializerFeatures(SerializerFeature.PrettyFormat);
		// 3. 在converter中添加配置信息
		fasHttpMessageConverter.setFastJsonConfig(fastJsonConfig);
		HttpMessageConverter<?> converter = fasHttpMessageConverter;
		return new HttpMessageConverters(converter);
	}
}
